Supplement

Fluorometric analysis

“…Barbiturates in tablets can be detected by the greenish fluorescence they give when heated with resorcinol and the characteristic changes caused by adding strong acid or base (602). Submicrogram amounts of lysergic acid diethylamide have been determined fluorometrically, even in the presence of other drugs (156,233,502).…”

“…the effect of pH, the effect of solvent, attachments of the Aminco-Bowman spectrofluorometer for corrected spectra (508), and list reagents for 47 elements (500). A similar bulletin called Traces consisting largely of current references has been published for several years by Turner Instrument Co. (663).…”